393650040097 has 4 divisors (see below), whose sum is σ = 414368463280. Its totient is φ = 372931616916.

The previous prime is 393650040089. The next prime is 393650040139. The reversal of 393650040097 is 790040056393.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 393650040097 - 2³ = 393650040089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (393650040037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10359211563 + ... + 10359211600.

It is an arithmetic number, because the mean of its divisors is an integer number (103592115820).

Almost surely, 2^393650040097 is an apocalyptic number.

It is an amenable number.

393650040097 is a deficient number, since it is larger than the sum of its proper divisors (20718423183).

393650040097 is a wasteful number, since it uses less digits than its factorization.

393650040097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20718423182.

The product of its (nonzero) digits is 612360, while the sum is 46.

The spelling of 393650040097 in words is "three hundred ninety-three billion, six hundred fifty million, forty thousand, ninety-seven".